diff --git a/_includes/cheatsheet-binary.md b/_includes/cheatsheet-binary.md
index 50631ab..35b49c8 100644
--- a/_includes/cheatsheet-binary.md
+++ b/_includes/cheatsheet-binary.md
@@ -31,7 +31,7 @@ class="postcard-grammar binarysyntax">*V*</span>.
 | | <span class="outputish">(*n* &amp; 127) &#124; 128</span> **varint**(*n* &gt;&gt; 7) | if *n* ≥ 128
 
 {:.postcard-grammar.binarysyntax}
-**intbytes**(*n*) | = | *the empty byte sequence* | if *n* = 0
+**intbytes**(*n*) | = | <span class="roman">(the empty sequence)</span> | if *n* = 0
 | | **signedBigEndian**(*n*) | otherwise
 **signedBigEndian**(*n*) | = | <span class="outputish">*n* &amp; 255</span> | if -128 ≤ *n* ≤ 127
 | | **signedBigEndian**(*n* &gt;&gt; 8) <span class="outputish">*n* &amp; 255</span> | otherwise
diff --git a/_includes/cheatsheet-text.md b/_includes/cheatsheet-text.md
index b9b417c..b3136cf 100644
--- a/_includes/cheatsheet-text.md
+++ b/_includes/cheatsheet-text.md
@@ -30,10 +30,10 @@
 {:.postcard-grammar}
 | *escaped* | := | `\\`&#124;`\/`&#124;`\b`&#124;`\f`&#124;`\n`&#124;`\r`&#124;`\t`&#124;`\u`*hex* *hex* *hex* *hex* |
 | *binchar* | := | *binunescaped* &#124; (*escaped* &#124;`\"`&#124;`\x`*hex* *hex*) |
-| *binunescaped* | := | « any unicode scalar value between 32 and 126, except `\` or `"` » |
+| *binunescaped* | := | « any unicode scalar value ≥32 and ≤126, except `\` or `"` » |
 | *base64char* | := | `A`..`Z`&#124;`a`..`z`&#124;`0`..`9`&#124;`+`&#124;`/`&#124;`-`&#124;`_`&#124;`=` |
 | *sympunct* | := | `~`&#124;`!`&#124;`$`&#124;`%`&#124;`^`&#124;`&`&#124;`*`&#124;`?`&#124;`_`&#124;`=`&#124;`+`&#124;`-`&#124;`/`&#124;`.` |
-| *symuchar* | := | « any scalar value greater than 127 whose Unicode category is Lu, Ll, Lt, Lm, Lo, Mn, Mc, Me, Nd, Nl, No, Pc, Pd, Po, Sc, Sm, Sk, So, or Co » |
+| *symuchar* | := | « any scalar value ≥128 whose Unicode category is Lu, Ll, Lt, Lm, Lo, Mn, Mc, Me, Nd, Nl, No, Pc, Pd, Po, Sc, Sm, Sk, So, or Co » |
 
 {:.postcard-grammar}
 | *flt* | := | *int* ( *frac* *exp* &#124; *frac* &#124; *exp* ) |
diff --git a/preserves.css b/preserves.css
index a8a57e3..6dce95d 100644
--- a/preserves.css
+++ b/preserves.css
@@ -184,6 +184,7 @@ td {
     font-family: var(--sans-font);
     font-size: 1rem;
     color: #888;
+    line-height: 1.414rem;
 }
 table.postcard-grammar { background: #e9f0f9; }
 .postcard-grammar.binarysyntax { color: black; }
@@ -195,6 +196,7 @@ table.postcard-grammar { background: #e9f0f9; }
     font-size: 0.9rem;
 }
 .postcard-grammar em { color: black; }
+.postcard-grammar .roman { font-family: var(--serif-font); font-size: 1.05rem; }
 .postcard-grammar strong { color: #400; font-weight: normal; }
 .postcard-grammar td {
     vertical-align: top;